abc's john muller is here with the story. good morning, john. >> on the edge of his seat all morning. >> wondering how you got this assignment. >> strange, mysterious sounds have been coming out of a swampy area in the oregon's mountains. famous for big foot sightings. is this a big foot hearing? we'll let you decide. he the elusive hairy legend of. big foot back in the headlines. but grainy video or sightings, this sometime something brand new. audio. bigfoot speaks. listen. listen again. the high-pitch shrieks and base roars come from a swampy area in the blue mountains of oregon, a bigfoot hot spot for decades. the recording given to "the or gonian" newspaper. not impressed. people living in the area are. they've been hearing strange cries in the night since november. denise mintorn thinks whoever is in the swamp is calling out to another creature. some suggests it could be a young bigfoot lost calling out for his fellow bigfoot. >> these are not just animals. these are a type of people. >> reporter: don't tell these guys